Imagine you're building a world out of LEGO bricks... You've got two types of LEGO bricks: one red and one blue. With these bricks, you can create all kinds of shapes and structures. Linear Combination: A linear combination is like using specific amounts of each brick to build a unique structure. Maybe you take three red bricks and two blue bricks—boom! You’ve made a small house. But that’s just one structure. Change the number of red and blue bricks, and you'll get something completely...